Citazione Stile APA (7a Edizione)

Kaushik,Anubha, & Kaushik,C.P. (2018). Perspectives in environmental studies (6.). New Age international Ltd. pub.

Citazione stile Chigago Style (17a edizione)

Kaushik,Anubha, e Kaushik,C.P. Perspectives in Environmental Studies. 6. New Delhi: New Age international Ltd. pub, 2018.

Citatione MLA (9a ed.)

Kaushik,Anubha, e Kaushik,C.P. Perspectives in Environmental Studies. 6. New Age international Ltd. pub, 2018.